Metric Tube Fittings | McMaster-Carr

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7,046 Products

Fluid Handling

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

Tube Fitting Sleeves

Tube Fitting Sleeves

Pair with nuts and fittings to form a secure connection on tubing

Tube Fitting Nuts

Tube Fitting Nuts

Tighten to create a strong seal between tube and tube fittings

Tube End Plugs

Insert into the ends of tube to keep out dirt and debris

Tube Supports

Slip into plastic and rubber tubing to prevent them from collapsing

Tube End Caps

Cover the ends of tube to keep out dirt and debris

Tubing

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

Tube Fitting Rings

Tube Fitting Rings

Prevent leaks at tubing connection points

Tube End Cap and Plug Kits

Tube End Cap and Plug Kits

Cover or insert into the ends of tube fittings to keep out dirt and debris

Tube Fitting Clamps

Tube Fitting Clamps

Quickly secure connections between tube fittings, including sanitary and high-vacuum fittings

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

Pipe and Pipe Fittings

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

Junction Blocks

Junction Blocks

Organize and separate multiple lines in a pipe system; air and fluid flow through the threaded holes

Tube Fitting Markers

Tube Fitting Markers

Snap onto push-to-connect fittings to identify different tubing lines

Check Valves

Permit flow in only one direction by closing when flow stops or reverses

Lubricating

Grease Fitting Adapters

Grease Fitting Adapters

Mate grease fittings when the sizes and thread types don't match

Grease Fittings

Grease Fittings

Create an inlet on equipment and machinery for injecting lubricant; also known as Zerk fittings

Fastening and Joining

Fastener Assortments

Fastener Assortments

Stay prepared by keeping fasteners in common sizes and materials on hand

Sealing

Tube Fitting Gaskets

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

Electrical

Conduit and Conduit Fittings

Conduit and Conduit Fittings

Protect wiring from impact and the environment in runs indoors, outdoors, and underground

Building and Machinery Hardware

Flush-Fit Framing and Fittings

Flush-Fit Framing and Fittings

Create smooth stair and platform railings by sliding fittings into rails and tightening the screws

Clamp-On Framing and Fittings

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

Leveling Mount Inserts

Leveling Mount Inserts

Slip onto equipment and furniture to add threaded-stud leveling feet

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)